Home / 17,910.48-26,865.72-6,814.56

Finding the Fourth Proportional to 17,910.48, 26,865.72 and 6,814.56

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Solution

The fourth proportional to 17,910.48, 26,865.72 and 6,814.56 is: 10,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,910.48 : 26,865.72 = 6,814.56 : x
  2. Step 2: Convert to fraction form
    17,910.48/26,865.72 = 6,814.56/x
  3. Step 3: Cross multiply
    17,910.48x = 26,865.72 × 6,814.56
  4. Step 4: Simplify right side
    17,910.48x = 183,078,060.88
  5. Step 5: Solve for x
    x = 183,078,060.88/17,910.48
  6. Step 6: Final answer
    x = 10,221.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.